Update individual pipeline view in real-time or at least refresh (rewrite in Vue)

Resources

FE @filipa

After https://gitlab.com/gitlab-org/gitlab-ce/issues/22604 is finished let's rewrite the pipeline graph in Vue and have manual actions have live effect on the graph instead of redirect and refresh.

This is a result of cutting scope to let things be deliverable as spoken of in meeting: https://gitlab.com/gitlab-org/gitlab-ce/issues/22604#note_19297671

cc: @jschatz1 @filipa @ayufan @markpundsack

let's get this scheduled